| Inspection |
| 1. | After disconnecting the vapor hose from the PCV valve, remove the PCV valve. |
| 2. | Reconnect the PCV valve to the vapor hose. |
| 3. | Run the engine at idle, then put a finger over the open end of the PCV valve and make sure that intake manifold vacuum can be felt.
|
| 4. | If the vacuum is not felt inspect PCV operation, if operating correctly clean or replace the vapor hose. |
Schematic Diagram
Operation Principle
Component Location1. Heater unit assemblyCompoents1. Heater core cover2. Heater core & Seal assembly3. Mode actuator [LH]4. Temperature control actuator [LH]5. Shower duct [LH]6. Duct sensor [Floor]7. PTC Heater8. Duct sensor [Vent]9. Heater & Evaporator lower case10.
Inspection1.Connect the battery voltage and check the blower motor rotation.2.If the blower motor does not operate well, substitute with a known-good blower motor and check for proper operation.3.Replace the blower motor if it is proved that there is a problem with it.